Waterloo July 4 Weather Records

Daily averages and all-time records for weather in Waterloo, Iowa for the date of July 4.
July 4 All-Time Records
1895–2024
Highest temperature 100 °F 2012
Lowest temperature 43 °F 1967
Lowest daily high 64 °F 1967
Highest daily low 75 °F 1999
Most precipitation 1.25 inches 1994
Most snow none -
July 4 Average Weather
1991–2020 1
Average high 83.6 °F
Average low 62.3 °F
Chance precipitation 33.0%
Chance snow 0%
Waterloo July 4 Weather by Year
Year High (°F) Low (°F) Precip. (inches) Snow (inches)
2023 90 68 0.25 0.0
2022 92 70 0.88 0.0
2021 93 69 0.00 0.0
2020 92 67 0.00 0.0
2019 90 71 0.10 0.0
2018 92 71 0.14 0.0
2017 85 64 0.00 0.0
2016 73 57 0.00 0.0
2015 81 54 0.00 0.0
2014 78 49 0.00 0.0
2013 84 61 0.00 0.0
2012 100 74 0.00 0.0
2011 86 54 0.00 0.0
2010 79 69 0.94 0.0
2009 73 59 0.18 0.0
2008 82 56 0.00 0.0
2007 88 67 0.00 0.0
2006 78 57 0.00 0.0
2005 78 61 0.00 0.0
2004 86 66 0.10 0.0
2003 90 70 0.03 0.0
2002 91 72 1.16 0.0
2001 83 62 0.00 0.0
2000 76 68 0.48 0.0
1999 91 75 0.00 0.0
1998 80 62 0.00 0.0
1997 70 52 0.00 0.0
1996 84 64 0.00 0.0
1995 79 62 0.52 0.0
1994 86 69 1.25 0.0
1993 82 72 0.06 0.0
1992 80 58 0.10 0.0
1991 81 62 0.11 0.0
1990 95 67 0.26 0.0
1989 95 60 0.00 0.0
1988 91 58 0.00 0.0
1987 86 57 0.00 0.0
1986 91 72 0.00 0.0
1985 92 62 0.00 0.0
1984 81 57 0.00 0.0
1983 78 60 0.00 0.0
1982 96 61 0.00 0.0
1981 83 66 0.00 0.0
1980 90 63 0.00 0.0
1979 78 60 0.00 0.0
1978 82 60 0.00 0.0
1977 95 75 0.00 0.0
1976 84 53 0.00 0.0
1975 91 72 0.00 0.0
1974 82 63 0.00 0.0
1973 84 62 0.98 0.0
1972 66 48 0.00 0.0
1971 69 60 0.78 0.0
1970 73 52 0.00 0.0
1969 90 68 0.01 0.0
1968 81 59 0.00 0.0
1967 64 43 0.00 0.0
1966 95 70 0.00 0.0
1965 82 56 0.00 0.0
1964 80 57 0.00 0.0
1963 69 54 0.96 0.0
1962 79 65 0.30 0.0
1961 81 59 0.26 0.0
1960 76 50 0.00 0.0
1959 79 64 0.17 0.0
1958 80 64 0.28 0.0
1957 79 64 0.37 0.0
1956 65 58 0.02 0.0
1955 94 69 0.00 0.0
1954 86 68 0.00 0.0
1953 89 65 0.00 0.0
1952 90 58 0.00 0.0
1951 70 57 0.00 0.0
1950 84 56 0.00 0.0
1949 92 73 0.00 0.0
1948 86 68 0.00 0.0
1947 80 67 n/a 0.0
1946 82 61 0.00 0.0
1945 86 64 n/a 0.0
1944 89 60 0.00 0.0
1943 87 67 0.02 0.0
1942 84 56 0.06 0.0
1941 83 53 0.00 0.0
1940 86 51 0.00 0.0
1939 92 68 n/a 0.0
1938 87 67 0.02 0.0
1937 90 64 n/a 0.0
1936 92 63 0.00 0.0
1935 92 71 n/a 0.0
1934 77 65 n/a 0.0
1933 82 58 0.00 0.0
1932 74 59 0.00 0.0
1931 87 62 n/a 0.0
1930 82 60 n/a 0.0
1929 86 66 n/a 0.0
1928 78 65 0.25 0.0
1927 79 57 n/a 0.0
1926 85 64 0.00 0.0
1925 84 65 n/a 0.0
1924 81 47 n/a 0.0
1923 86 62 0.05 0.0
1922 84 43 0.00 0.0
1921 93 68 n/a 0.0
1920 79 57 n/a 0.0
1919 83 72 0.00 0.0
1918 87 67 n/a 0.0
1917 74 46 0.00 0.0
1916 85 63 0.02 0.0
1915 74 52 n/a 0.0
1914 88 65 n/a 0.0
1913 95 72 0.00 0.0
1912 90 68 0.00 0.0
1911 96 73 0.00 0.0
1910 89 61 0.00 0.0
1909 78 55 n/a 0.0
1908 69 57 0.00 0.0
1907 88 64 0.00 0.0
1906 80 59 0.07 0.0
1905 75 63 0.03 0.0
1904 83 59 n/a 0.0
1903 83 68 0.40 0.0
1902 88 70 0.00 0.0
1901 100 74 n/a 0.0
1900 93 72 0.00 0.0
1899 83 64 0.00 0.0
1898 83 53 0.00 0.0
1897 87 73 0.00 0.0
1896 83 66 0.00 0.0
1895 92 62 0.00 0.0
What's the all-time high for Waterloo on 7/4?
For the date of Jul 4, the highest temperature ever reached in Waterloo history is 100 °F which has happened 2 times, most recently in 2012.
Highest Temperatures in Waterloo on July 4
Rank Temperature Year
1 100 °F 1901
1 100 °F 2012
3 96 °F 1982
3 96 °F 1911
5 95 °F 1990
5 95 °F 1966
5 95 °F 1977
5 95 °F 1989
5 95 °F 1913
10 94 °F 1955
What's the all-time low for Waterloo on 7/4?
For the date of Jul 4, the lowest temperature ever reached in Waterloo history is 43 °F which has happened 2 times, most recently in 1967.
Lowest Temperatures in Waterloo on July 4
Rank Temperature Year
1 43 °F 1922
1 43 °F 1967
3 46 °F 1917
4 47 °F 1924
5 48 °F 1972
6 49 °F 2014
7 50 °F 1960
8 51 °F 1940
9 52 °F 1997
9 52 °F 1915
9 52 °F 1970
Lowest High Temperatures in Waterloo on July 4
Rank Temperature Year
1 64 °F 1967
2 65 °F 1956
3 66 °F 1972
4 69 °F 1971
4 69 °F 1908
4 69 °F 1963
7 70 °F 1951
7 70 °F 1997
9 73 °F 2009
9 73 °F 2016
9 73 °F 1970
What's the most it has ever rained in Waterloo on 7/4?
For the date of Jul 4, the most precipitation ever recorded in Waterloo history is 1.25 inches which happened in 1994.
All-Time Most Precipitation in Waterloo on July 4
Rank Precipitation Year
1 1.25 inches 1994
2 1.16 inches 2002
3 0.98 inches 1973
4 0.96 inches 1963
5 0.94 inches 2010
6 0.88 inches 2022
7 0.78 inches 1971
8 0.52 inches 1995
9 0.48 inches 2000
10 0.40 inches 1903
Weather Station Details
Years Station Coordinates
1950–2024 Waterloo Municipal Airport location
1895–1950 Waterloo location
Notes
1: Daily averages are a moving average which includes 14 days before and after the date.
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